diff --git a/fhem/CHANGED b/fhem/CHANGED
index 91822074c..bab34cda0 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,7 +1,8 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
 - SVN
-  - change: MAX: interpret SetTemperature command from WT to HT
+  - change:  openweathermap: added set command „clear“ 
+  - change:  MAX: interpret SetTemperature command from WT to HT
   - feature: MAX: retry packets 3 times if missing an ack
   - feature: new module 98_cloneDummy.pm added (Joachim)
   - feature: STACKABLE_CC (busware.de device for the RPi) added
diff --git a/fhem/FHEM/98_openweathermap.pm b/fhem/FHEM/98_openweathermap.pm
index cdb281864..5bce90eee 100644
--- a/fhem/FHEM/98_openweathermap.pm
+++ b/fhem/FHEM/98_openweathermap.pm
@@ -61,6 +61,9 @@
 #	2014-02-04	added:	shutdownFn
 #
 #	2014-02-14	modi:	changed Loglevel from 3 to 4 where possible
+#
+#	2014-03-22	added:	added set command 'clear'
+#
 
 package main;
 
@@ -113,7 +116,7 @@ sub OWO_Shutdown($) {
 sub OWO_Set($@){
 	my ($hash, @a)	= @_;
 	my $name		= $hash->{NAME};
-	my $usage		= "Unknown argument, choose one of stationById stationByGeo stationByName send:noArg";
+	my $usage		= "Unknown argument, choose one of clear:noArg stationById stationByGeo stationByName send:noArg";
 	my $response;
 	
 	return "No Argument given" if(!defined($a[1]));
@@ -126,6 +129,13 @@ sub OWO_Set($@){
 	given($cmd){
 		when("?")		{ return $usage; }
 		
+		when("clear"){
+			CommandDeleteReading(undef, "$name _.*");
+			CommandDeleteReading(undef, "$name c_.*");
+			CommandDeleteReading(undef, "$name g_.*");
+			return;
+		}
+
 		when("send"){
 			OWO_GetStatus($hash,1);
 			return;